523142046 has 48 divisors (see below), whose sum is σ = 1307539584. Its totient is φ = 148068432.

The previous prime is 523141961. The next prime is 523142051. The reversal of 523142046 is 640241325.

523142046 is a `hidden beast` number, since 5 + 231 + 420 + 4 + 6 = 666.

It is a super-2 number, since 2×523142046² = 547355200586132232, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5920 + ... + 32883.

It is an arithmetic number, because the mean of its divisors is an integer number (27240408).

Almost surely, 2^523142046 is an apocalyptic number.

523142046 is an abundant number, since it is smaller than the sum of its proper divisors (784397538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

523142046 is a wasteful number, since it uses less digits than its factorization.

523142046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38925 (or 38922 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 523142046 is about 22872.2986601697. The cubic root of 523142046 is about 805.7615549506.

The spelling of 523142046 in words is "five hundred twenty-three million, one hundred forty-two thousand, forty-six".